Of the several existing maze-solving algorithms, two commonly used ones consume a constant amount of memory regardless of the maze's size.

在现有的几种解迷宫算法中，有两种常用算法使用固定数量的内存，而与迷宫的大小无关。

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Its size follows the proportions of traditional tatami MATS, which have been commonly used as a flooring surface in Japanese houses for centuries.

它的尺寸符合传统榻榻米的比例，榻榻米在日本作为一种常用的地板面层已经使用了几个世纪。

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A kind of plate with thickness less than the plane size is commonly used in engineering.

工程中常用的一类厚度远小于平面尺寸的板件。

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The size most commonly used in the orchestra is called the contrabass-tuba, or double-bass tuba.

NPR: Young Tuba Player Gets Nod from Phila. Orchestra

Why not take the commonly used advertiser-sponsored wallboard, standardize the size and hang them everywhere--on campus, in doctors' offices, in day care centers?

FORBES: Changing the Game Plan